package jdbc;

import jdk.nashorn.api.scripting.URLReader;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo3 {
    public static void main(String[] args){
        try (Connection connection = DBUtil.getConnection()) {
            System.out.println("与数据库建立连接成功！");
            //创建语句执行对象
            Statement statement = connection.createStatement();
            String sql = "UPDATE userinfo " +
                    "SET password='123321123' " +
                    "WHERE username='吴羽'";
            int num = statement.executeUpdate(sql);
            if (num > 0) {
                System.out.println("修改成功！");
            } else {
                System.out.println("修改失败！");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
